?url_ver=Z39.88-2004&rft_id=10.1089%2Fchi.2013.0037&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Davison&rft.aufirst=Kirsten&rft.au=Davison%2C+Kirsten&rft.issn=2153-2176&rft.title=Childhood+Obesity&rft.issue=s1&rft.date=2013&rft.volume=9&rft.atitle=Physical+activity+parenting+measurement+and+research%3A+Challenges%2C+explanations%2C+and+solutions&rft.genre=article